2 x + 3 = 3 x − 4 3 x − 2 x = 3 + 4 x = 7
2 x + 3 = 3 x − 4 / − 3 2 x + 3 − 3 = 3 x − 4 − 3 2 x = 3 x − 7 / − 3 x 2 x − 3 x = 3 x − 3 x − 7 − x = − 7 / : ( − 1 ) x = 7 A n s w er : E
The value of x in the equation 2 x + 3 = 3 x − 4 is 7 . Therefore, the answer is D. 7 .
;